Criticality Analysis

With the release of the Synthesis version, ReliaSoft introduced a new methodology for quantitative criticality analysis that is patterned after MIL-STD-1629A but uses a more general approach that overcomes several inherent limitations and simplifications present in the military standard (including the assumption of a constant failure rate). For details about the new approach, see http://www.ReliaWiki.org/index.php/Criticality_Analysis.

In Version 9, users have the option to use the updated method (which is integrated directly into the FMRA and FMEA interfaces) or the original method (which has a dedicated utility that can be enabled via the Application Setup, if desired).

This chapter discusses the following:

Xfmea also provides flexible support for the RPN risk assessment approach. (See Risk Priority Number (RPNs.)

 

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